mirror of
https://github.com/dnote/dnote
synced 2026-03-15 15:05:51 +01:00
103 lines
2.3 KiB
Go
103 lines
2.3 KiB
Go
/* Copyright (C) 2019 Monomax Software Pty Ltd
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*
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* This file is part of Dnote.
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*
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* Dnote is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Dnote is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with Dnote. If not, see <https://www.gnu.org/licenses/>.
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*/
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// Package logger provides an interface to transmit log messages to a system log service
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package logger
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import (
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"fmt"
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"github.com/pkg/errors"
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"log"
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"log/syslog"
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"os"
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)
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var writer *syslog.Writer
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// Init initilizes the syslog writer
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func Init() error {
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var err error
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var endpoint string
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if os.Getenv("GO_ENV") == "PRODUCTION" {
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endpoint = "logs7.papertrailapp.com:37297"
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writer, err = syslog.Dial("udp", endpoint, syslog.LOG_DEBUG|syslog.LOG_KERN, "dnote-api")
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if err != nil {
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return errors.Wrap(err, "dialing syslog manager")
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}
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}
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return nil
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}
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// Info logs an info message
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func Info(msg string, v ...interface{}) {
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m := fmt.Sprintf(msg, v...)
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log.Println(m)
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if writer == nil {
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return
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}
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if err := writer.Info(fmt.Sprintf("INFO: %s", m)); err != nil {
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log.Println(errors.Wrap(err, "transmiting log"))
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}
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}
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// Err logs an error message
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func Err(msg string, v ...interface{}) {
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m := fmt.Sprintf(msg, v...)
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log.Println(m)
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if writer == nil {
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return
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}
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if err := writer.Err(fmt.Sprintf("ERROR: %s", m)); err != nil {
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log.Println(errors.Wrap(err, "transmiting log"))
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}
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}
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// Notice logs a notice message
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func Notice(msg string, v ...interface{}) {
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m := fmt.Sprintf(msg, v...)
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log.Println(m)
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if writer == nil {
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return
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}
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if err := writer.Notice(fmt.Sprintf("NOTICE: %s", m)); err != nil {
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log.Println(errors.Wrap(err, "transmiting log"))
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}
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}
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// Debug logs a debug message
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func Debug(msg string, v ...interface{}) {
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m := fmt.Sprintf(msg, v...)
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log.Println(m)
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if writer == nil {
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return
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}
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if err := writer.Debug(fmt.Sprintf("DEBUG: %s", m)); err != nil {
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log.Println(errors.Wrap(err, "transmiting log"))
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}
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}
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